A surveyor walks 500m up a hill which slopes at... - JAMB Mathematics 2020 Question
A surveyor walks 500m up a hill which slopes at an angle of 30\(^o\). Calculate the vertical height through which he rises
A
252m
B
500m
C
250m
D
255m
correct option: c
\(\frac{h}{500}\) = sin 30\(^o\)
= 500 sin 30\(^o\)
= 500 x \(\frac{1}{2}\)
= 250m
h = 250m
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